Model-Based Definition > Model-Based Definition > Creating Various Annotation Types > Dimension Properties > Working with Witness Lines > To Erase Witness Lines
  
To Erase Witness Lines
To erase a single witness line:
1. Select a dimension.
2. Move the pointer close to the witness line that you want to erase till the pointer changes to .
3. Right-click and click Erase Witness Line on the shortcut menu. The witness line is erased.
To erase one or more witness lines:
1. Select one or more dimensions.
2. Right-click outside the model in the graphics window.
3. Click Erase Witness Lines on the shortcut menu. The valid witness lines are highlighted as you move the pointer over them.
4. Move the pointer over a witness line. When it is highlighted, click to select it. If you want to erase more witness lines select additional witness lines by holding down the CTRL key.
5. Middle-click. The selected witness lines are erased.
To erase one or more witness lines using the Dimension Properties dialog box:
1. Select one or more dimensions.
2. Right-click on the Model Tree or in the graphics window.
3. Click Properties on the shortcut menu and go to the Display tabbed page.
4. Click Erase. The valid witness lines are highlighted as you move the pointer over them.
5. Select one or more witness lines and middle-click. The selected witness lines are erased.
 
When you erase a witness line, the arrow next to it automatically changes to the default clipped arrow style, that is, a double arrow. You can modify the clipped arrow style using the Arrow Style command.
You can erase only one witness line of a dimension at any given time. If you attempt to erase the second witness line of the same dimension, the first is automatically restored.
You cannot erase witness lines of ordinate dimensions.